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EA1044 — DISK,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

EA1044: DISK,VALVE.

The DISK,VALVE is a the manufacturer industrial component. Key specifications include material: STEEL, seat_angle: 15.0 DEGREES NOMINAL, overall_height: 1.188 INCHES NOMINAL IN, shank_diameter: 0.748 INCHES NOMINAL IN, flange_diameter: 0.866 INCHES NOMINAL IN, inside_diameter: 0.535 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-174-7789, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
EA1044
NSN: 4820-01-174-7789
FSC: 4820 — Valves, Nonpowered
CAGE: 13829 — PARKER HANNIFIN CORPORATION DIV CYLINDER DIVISION (USA)
SPECIFICATIONS
materialSTEEL
seat_angle15.0 DEGREES NOMINAL
overall_height1.188 INCHES NOMINAL IN
shank_diameter0.748 INCHES NOMINAL IN
flange_diameter0.866 INCHES NOMINAL IN
inside_diameter0.535 INCHES NOMINAL IN
style_designatorPOPPET
flange_seat_to_disk_end_height1.045 INCHES NOMINAL IN
NSN4820-01-174-7789
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: EA1044 · OEM ⚠ VERIFY BEFORE ORDERING Gate valves = FULL OPEN or FULL CLOSE only — never throttle. Partial opening causes seat erosion and vibration. ✓ BROKER TIP Rising stem shows valve position visually — easier maintenance. Non-rising stem saves headroom. PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
SHANK DIAMETER: 0.748 INCHES NOMINAL IN
•
FLANGE SEAT TO DISK END HEIGHT: 1.045 INCHES NOMINAL IN
•
FLANGE DIAMETER: 0.866 INCHES NOMINAL IN
•
STYLE DESIGNATOR: POPPET
•
SEAT ANGLE: 15.0 DEGREES NOMINAL
•
INSIDE DIAMETER: 0.535 INCHES NOMINAL IN
•
MATERIAL: STEEL
TECHNICAL CHARACTERISTICS
SHANK DIAMETER0.748 INCHES NOMINAL IN
FLANGE SEAT TO DISK END HEIGHT1.045 INCHES NOMINAL IN
FLANGE DIAMETER0.866 INCHES NOMINAL IN
OVERALL HEIGHT1.188 INCHES NOMINAL IN
STYLE DESIGNATORPOPPET
SEAT ANGLE15.0 DEGREES NOMINAL
INSIDE DIAMETER0.535 INCHES NOMINAL IN
MATERIALSTEEL
OTHER ITEMS IN FSC 4820 — Valves, Nonpowered
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4820-00-000-0097 4820-00-001-0010 4820-00-001-0020 4820-00-001-0021 4820-00-001-0032 4820-00-001-0037 4820-00-001-0042 4820-00-001-1230
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is EA1044?
EA1044 is a DISK,VALVE.
What is the NSN for EA1044?
EA1044 is cataloged in the U.S. Government catalog under NSN 4820-01-174-7789. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.